/*
* Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef AUCTION_HOUSE_BOT_BUYER_H
#define AUCTION_HOUSE_BOT_BUYER_H

#include "Define.h"
#include "AuctionHouseMgr.h"
#include "AuctionHouseBot.h"

struct BuyerAuctionEval
{
	BuyerAuctionEval() : AuctionId(0), LastChecked(0), LastExist(0) { }

	uint32  AuctionId;
	time_t  LastChecked;
	time_t  LastExist;
};

struct BuyerItemInfo
{
	BuyerItemInfo() : BidItemCount(0), BuyItemCount(0), MinBuyPrice(0), MinBidPrice(0), TotalBuyPrice(0), TotalBidPrice(0) { }

	uint32  BidItemCount;
	uint32  BuyItemCount;
	uint32  MinBuyPrice;
	uint32  MinBidPrice;
	double  TotalBuyPrice;
	double  TotalBidPrice;
};

typedef std::map<uint32, BuyerItemInfo> BuyerItemInfoMap;
typedef std::map<uint32, BuyerAuctionEval> CheckEntryMap;

struct BuyerConfiguration
{
	BuyerConfiguration() : BuyerEnabled(false), _houseType(AUCTION_HOUSE_NEUTRAL) { }

	void Initialize(AuctionHouseType houseType)
	{
		_houseType = houseType;
	}

	AuctionHouseType GetHouseType() const { return _houseType; }

	BuyerItemInfoMap SameItemInfo;
	CheckEntryMap EligibleItems;
	bool BuyerEnabled;

private:
	AuctionHouseType _houseType;
};

// This class handle all Buyer method
// (holder of AuctionBotConfig for each auction house type)
class AuctionBotBuyer : public AuctionBotAgent
{
public:
	AuctionBotBuyer();
	~AuctionBotBuyer();

	bool Initialize() override;
	bool Update(AuctionHouseType houseType) override;

	void LoadConfig();
	void BuyAndBidItems(BuyerConfiguration& config);

private:
	uint32 _checkInterval;
	BuyerConfiguration _houseConfig[MAX_AUCTION_HOUSE_TYPE];

	void LoadBuyerValues(BuyerConfiguration& config);

	// ahInfo can be NULL
	bool RollBuyChance(const BuyerItemInfo* ahInfo, const Item* item, const AuctionEntry* auction, uint32 bidPrice);
	bool RollBidChance(const BuyerItemInfo* ahInfo, const Item* item, const AuctionEntry* auction, uint32 bidPrice);
	void PlaceBidToEntry(AuctionEntry* auction, uint32 bidPrice);
	void BuyEntry(AuctionEntry* auction, AuctionHouseObject* auctionHouse);
	void PrepareListOfEntry(BuyerConfiguration& config);
	uint32 GetItemInformation(BuyerConfiguration& config);
	uint32 GetVendorPrice(uint32 quality);
	uint32 GetChanceMultiplier(uint32 quality);
};

#endif
